Base | Representation |
---|---|
bin | 10010010001011110010001… |
… | …110100010000101110000000 |
3 | 101112112212121102010101110221 |
4 | 102101132101310100232000 |
5 | 41013202201321043434 |
6 | 442531234301232424 |
7 | 22633135656265120 |
oct | 2221362164205600 |
9 | 345485542111427 |
10 | 80365579471744 |
11 | 2367493a538176 |
12 | 901b479b62714 |
13 | 35ac598338778 |
14 | 15bba015acc80 |
15 | 94575e5b72b4 |
hex | 491791d10b80 |
80365579471744 has 128 divisors (see below), whose sum is σ = 191877638558400. Its totient is φ = 32799177621504.
The previous prime is 80365579471679. The next prime is 80365579471747. The reversal of 80365579471744 is 44717497556308.
80365579471744 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (128).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80365579471747) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19287327 + ... + 23080990.
Almost surely, 280365579471744 is an apocalyptic number.
It is an amenable number.
80365579471744 is an abundant number, since it is smaller than the sum of its proper divisors (111512059086656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80365579471744 is a wasteful number, since it uses less digits than its factorization.
80365579471744 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42368440 (or 42368428 counting only the distinct ones).
The product of its (nonzero) digits is 711244800, while the sum is 70.
The spelling of 80365579471744 in words is "eighty trillion, three hundred sixty-five billion, five hundred seventy-nine million, four hundred seventy-one thousand, seven hundred forty-four".
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